( ) 对于 卵 相当于 鸟 对于 ( )

( ) 对于 卵 相当于 鸟 对于 ( )

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请选择(31)处的最佳答案

请选择(31)处的最佳答案

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The best way both for reading and for writing is to________.

The best way both for reading and for writing is to________.A.sit facing the lig

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